Verbs ending in -e simply add -d to form the past tense. This is the most straightforward regular rule.
Desensitise is regular. It follows the -d Addition rule.
Use past time markers: "Yesterday, she desensitised to the store."
No. Use "did not desensitise" (not "did not desensitised").
The verb desensitise follows the standard English past tense conjugation rule. When forming the past tense, desensitise becomes desensitised. This follows the -d Addition pattern, which is one of the most common conjugation rules in English.
Understanding why desensitise becomes desensitised helps with spelling and pronunciation. Verbs ending in -e simply add -d to form the past tense. This is the most straightforward regular rule.
When using desensitised in writing, remember that it functions as a past tense verb and typically appears with time markers like yesterday, last week, or ago. For example: "Yesterday, she desensitised to the store." The past tense form does not change based on the subject — I desensitised, you desensitised, he/she desensitised, we desensitised, they desensitised.